A 4.00 kg ball is traveling at 3.00 m/s and strikes a wall.The 4.00 kg ball bounces off the wall with a velocity of 4.0 m/s.If the contact with the wall by the ball lasts for 0.10 seconds,then the average force on the ball is
A) 230 N.
B) 280 N.
C) 320 N.
D) 360 N.
E) 400 N.

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The Answer of A 4.00 kg ball is traveling at 3.00 m/s and strikes a wall.The 4.00 kg ball bounces off the wall with a velocity of 4.0 m/s.If the contact with the wall by the ball lasts for 0.10 seconds,then the average force on the ball is
A) 230 N.
B) 280 N.
C) 320 N.
D) 360 N.
E) 400 N.

A 400 Kg Ball Is Traveling at 3